146448974961 has 12 divisors (see below), whose sum is σ = 211545804288. Its totient is φ = 97628774904.

The previous prime is 146448974957. The next prime is 146448974993. The reversal of 146448974961 is 169479844641.

146448974961 is a `hidden beast` number, since 1 + 4 + 6 + 448 + 97 + 49 + 61 = 666.

It is not a de Polignac number, because 146448974961 - 2² = 146448974957 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146448974921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73425 + ... + 546158.

It is an arithmetic number, because the mean of its divisors is an integer number (17628817024).

Almost surely, 2^146448974961 is an apocalyptic number.

It is an amenable number.

146448974961 is a deficient number, since it is larger than the sum of its proper divisors (65096829327).

146448974961 is a wasteful number, since it uses less digits than its factorization.

146448974961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645852 (or 645849 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The spelling of 146448974961 in words is "one hundred forty-six billion, four hundred forty-eight million, nine hundred seventy-four thousand, nine hundred sixty-one".